@article{ref1,
title="Acquired chromatoasthenopia and chromatoanopia in automobile drivers",
journal="Wiadomosci Lekarskie",
year="1972",
author="Witusik, W.",
volume="25",
number="13",
pages="1173-1176",
abstract="<p>[Abstract unavailable]</p> <p>Language: pl</p>",
language="pl",
issn="0043-5147",
doi="",
url="http://dx.doi.org/"
}